Personality is a meaningful concept. It's just, it's not fixed, it's not concrete.

So what excited me was discovering that there is this malleability and what if we seized

some control over it, what if we were more intentional about it?

I'm Rufus Griskin and this is the next big idea.

Today, can you choose to change your personality?

Yeah, I had a lot of fun in college, probably a little too much fun. You know, a lot of the

best stories from those years are different, of course, but an unfortunate number of them

in the same way, with me spending the night in jail. I've been in a Mexican jail.

You know, I've also been in the jail in Val Colorado. Knowing you, Rufus, I think I would

recommend Val Colorado. That's my friend, Mark Harris. For years, I've been hearing stories about

his raucous college days, stories that don't match with the guy I've come to know today.

Disselblin worker, great dad, fastidious, cuts a perfect crescent moon of orange wine,

when he makes you an old-fashioned, drinks one, sometimes two, three out of special occasion.

He's a highly competent grown-up in a world frustratingly short on competence.

That's the mark I've come to know. But I've always wanted to meet the young Mark, the rabble rousers,

the jail cell connoisseur. So I invited him over, poured us a couple drinks, and asked him about it.

I wasn't really such a wild person in high school, but I had fallen in with a

wilder group in my last couple of years of high school. It was sort of like I was practicing

for these college years. When he showed up at the University of Texas at Austin in the fall of

1987, he was ready. And I felt it was my job, Rufus, to set a good example.

And by that, he doesn't mean going to bed early. The goal at that time was not being

studious or responsible. It was having fun and being fun-loving. And as you like to say,

...